01/By surface
each with its own count, at equal weight
Hard
0-1
J. leads 1-0 in 1 meeting on hard
Clay
Never on clay
no meeting on this surface
Grass
Never on grass
no meeting on this surface
02/Every meeting
1 row, newest first
| Date | Tournament | Surface | Round | Winner | Score, winner first | Ranks, Z. first |
|---|---|---|---|---|---|---|
| Sep 17, 2025 | Chengdu OpenATP250 | hard | 1st round | Shang J. | 6-1, 5-7, 6-4 | 46 v 138 |
A record, never a share of meetings. Main-draw singles since 2013; a meeting ended by retirement is counted with the sets that were played and marked; a walkover is listed and counted in neither column. Bergs Z. and Shang J. each carry the table against every opponent faced.